CA2150034A1 - Improved processing polyolefin blends - Google Patents
Improved processing polyolefin blendsInfo
- Publication number
- CA2150034A1 CA2150034A1 CA 2150034 CA2150034A CA2150034A1 CA 2150034 A1 CA2150034 A1 CA 2150034A1 CA 2150034 CA2150034 CA 2150034 CA 2150034 A CA2150034 A CA 2150034A CA 2150034 A1 CA2150034 A1 CA 2150034A1
- Authority
- CA
- Canada
- Prior art keywords
- blend
- polyolefin
- equal
- less
- polyethylene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 86
- 229920000098 polyolefin Polymers 0.000 title claims abstract description 40
- 238000012545 processing Methods 0.000 title abstract description 16
- 239000004698 Polyethylene Substances 0.000 claims abstract description 46
- -1 polyethylene Polymers 0.000 claims abstract description 26
- 229920000573 polyethylene Polymers 0.000 claims abstract description 25
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 20
- 239000005977 Ethylene Substances 0.000 claims description 15
- 238000001125 extrusion Methods 0.000 claims description 15
- 229920000092 linear low density polyethylene Polymers 0.000 claims description 14
- 239000004707 linear low-density polyethylene Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 12
- 229920001577 copolymer Polymers 0.000 claims description 10
- 229920001684 low density polyethylene Polymers 0.000 claims description 7
- 239000004702 low-density polyethylene Substances 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 7
- 229920002959 polymer blend Polymers 0.000 claims description 5
- 229920001519 homopolymer Polymers 0.000 claims description 4
- 230000008698 shear stress Effects 0.000 claims description 4
- 230000003746 surface roughness Effects 0.000 claims description 4
- 150000001993 dienes Chemical class 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 description 25
- 239000003607 modifier Substances 0.000 description 21
- 229920001903 high density polyethylene Polymers 0.000 description 10
- 239000004700 high-density polyethylene Substances 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 230000007547 defect Effects 0.000 description 6
- 230000035882 stress Effects 0.000 description 6
- 239000000178 monomer Substances 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 4
- 229920006026 co-polymeric resin Polymers 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 238000012685 gas phase polymerization Methods 0.000 description 4
- 238000010128 melt processing Methods 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- 229920005672 polyolefin resin Polymers 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- RSPAIISXQHXRKX-UHFFFAOYSA-L 5-butylcyclopenta-1,3-diene;zirconium(4+);dichloride Chemical compound Cl[Zr+2]Cl.CCCCC1=CC=C[CH-]1.CCCCC1=CC=C[CH-]1 RSPAIISXQHXRKX-UHFFFAOYSA-L 0.000 description 3
- 239000006057 Non-nutritive feed additive Substances 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000012718 coordination polymerization Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010348 incorporation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010094 polymer processing Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000004614 Process Aid Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 239000012632 extractable Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- KWKAKUADMBZCLK-UHFFFAOYSA-N methyl heptene Natural products CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229920001897 terpolymer Polymers 0.000 description 2
- 239000012963 UV stabilizer Substances 0.000 description 1
- 239000004708 Very-low-density polyethylene Substances 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003426 co-catalyst Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000004205 dimethyl polysiloxane Substances 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920001038 ethylene copolymer Polymers 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 235000012438 extruded product Nutrition 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000013627 low molecular weight specie Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229920001179 medium density polyethylene Polymers 0.000 description 1
- 239000004701 medium-density polyethylene Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000012968 metallocene catalyst Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
- 229920005638 polyethylene monopolymer Polymers 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000012763 reinforcing filler Substances 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 229920001862 ultra low molecular weight polyethylene Polymers 0.000 description 1
- 229920001866 very low density polyethylene Polymers 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Artificial Filaments (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9224876.4 | 1992-11-27 | ||
| GB929224876A GB9224876D0 (en) | 1992-11-27 | 1992-11-27 | Improved processing polyolefin blends |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2150034A1 true CA2150034A1 (en) | 1994-06-09 |
Family
ID=10725770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2150034 Abandoned CA2150034A1 (en) | 1992-11-27 | 1993-11-26 | Improved processing polyolefin blends |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0672081B2 (ja) |
| JP (1) | JP3296820B2 (ja) |
| CA (1) | CA2150034A1 (ja) |
| DE (1) | DE69310206T3 (ja) |
| ES (1) | ES2100669T5 (ja) |
| GB (1) | GB9224876D0 (ja) |
| WO (1) | WO1994012568A1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150140304A1 (en) * | 2012-05-28 | 2015-05-21 | Dow Global Technologies Llc | Cast silage film with enhanced cling properties |
| CN110330581A (zh) * | 2014-02-11 | 2019-10-15 | 尤尼威蒂恩技术有限责任公司 | 制造聚烯烃产物 |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6316549B1 (en) | 1991-10-15 | 2001-11-13 | The Dow Chemical Company | Ethylene polymer fiber made from ethylene polymer blends |
| US5677383A (en) * | 1991-10-15 | 1997-10-14 | The Dow Chemical Company | Fabricated articles made from ethylene polymer blends |
| US5847053A (en) * | 1991-10-15 | 1998-12-08 | The Dow Chemical Company | Ethylene polymer film made from ethylene polymer blends |
| NZ285634A (en) * | 1994-05-09 | 1999-01-28 | Dow Chemical Co | Medium modulus polyethylene film and fabrication method |
| US5792534A (en) * | 1994-10-21 | 1998-08-11 | The Dow Chemical Company | Polyolefin film exhibiting heat resistivity, low hexane extractives and controlled modulus |
| US5925448A (en) * | 1995-11-07 | 1999-07-20 | Union Carbide Chemicals & Plastics Technology Corporation | Film extruded from a blend of ethylene copolymers |
| EP0844258A1 (en) * | 1996-11-25 | 1998-05-27 | Fina Research S.A. | Polyethylene compositions for film applications |
| US6639020B1 (en) | 1999-09-03 | 2003-10-28 | Exxon Mobil Chemical Patents Inc. | Plasticized polypropylene thermoplastics |
| BR0313516A (pt) | 2002-08-16 | 2005-06-14 | Johnson & Johnson Vision Care | Moldes para a produção de lente de contato |
| EP2738213A1 (en) | 2012-11-28 | 2014-06-04 | Basell Polyolefine GmbH | Polyethylene composition having high swell ratio |
| WO2014064062A1 (en) | 2012-10-22 | 2014-05-01 | Basell Polyolefine Gmbh | Polyethylene composition having high swell ratio |
| EP2909264B1 (en) | 2012-10-22 | 2020-11-25 | Basell Polyolefine GmbH | Polyethylene composition having high swell ratio |
| EP2738211A1 (en) | 2012-11-28 | 2014-06-04 | Basell Polyolefine GmbH | Polyethylene composition having high swell ratio |
| CA2887044C (en) | 2012-10-22 | 2017-05-02 | Basell Polyolefine Gmbh | Polyethylene composition having high mechanical properties |
| EP2738212A1 (en) | 2012-11-28 | 2014-06-04 | Basell Polyolefine GmbH | Polyethylene composition having high mechanical properties |
| EP2818509A1 (en) | 2013-06-25 | 2014-12-31 | Basell Polyolefine GmbH | Polyethylene composition for blow molding having high stress cracking resistance |
| EP2818508A1 (en) | 2013-06-25 | 2014-12-31 | Basell Polyolefine GmbH | Polyethylene composition having high impact and stress cracking resistance |
| CN103692645A (zh) * | 2013-12-06 | 2014-04-02 | 广东天元印刷有限公司 | 一种吹膜工艺及一种膜料 |
| RU2694048C9 (ru) | 2014-06-24 | 2019-10-31 | Базелл Полиолефин Гмбх | Состав полиэтилена для литья под давлением |
| EP3115175A1 (en) * | 2015-07-09 | 2017-01-11 | Keiryo Packaging SA | A method for manufacturing a polymer article |
| EP3115172A1 (en) * | 2015-07-09 | 2017-01-11 | Keiryo Packaging SA | A method for manufacturing a polyester based polymer article |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1365548A (fr) † | 1963-06-07 | 1964-07-03 | Du Pont | Procédé de préparation de polymères d'hydrocarbures |
| US3380978A (en) † | 1965-06-17 | 1968-04-30 | Du Pont | Process for producing hydrocarbon polymers |
| DE1720611C3 (de) † | 1967-01-28 | 1984-03-01 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Polymerisation von Äthylen oder dessen Mischungen mit höheren α-Olefinen |
| US3914342A (en) † | 1971-07-13 | 1975-10-21 | Dow Chemical Co | Ethylene polymer blend and polymerization process for preparation thereof |
| JPS54146885A (en) † | 1978-05-10 | 1979-11-16 | Nissan Chem Ind Ltd | Improved polymerization process for ethylene |
| JPS5610506A (en) † | 1979-07-09 | 1981-02-03 | Mitsui Petrochem Ind Ltd | Production of ethylene polymer composition |
| US4438238A (en) † | 1981-01-30 | 1984-03-20 | Sumitomo Chemical Company, Limited | Low density copolymer composition of two ethylene-α-olefin copolymers |
| US4530914A (en) † | 1983-06-06 | 1985-07-23 | Exxon Research & Engineering Co. | Process and catalyst for producing polyethylene having a broad molecular weight distribution |
| ZA844157B (en) † | 1983-06-06 | 1986-01-29 | Exxon Research Engineering Co | Process and catalyst for polyolefin density and molecular weight control |
| US4824912A (en) † | 1987-08-31 | 1989-04-25 | Mobil Oil Corporation | Terblends and films of LLDPE, LMW-HDPE and HMW-HDPE |
| HUT54722A (en) * | 1988-09-30 | 1991-03-28 | Exxon Chemical Patents Inc | Linear ethylene interpolymer mixtures |
| US5047468A (en) † | 1988-11-16 | 1991-09-10 | Union Carbide Chemicals And Plastics Technology Corporation | Process for the in situ blending of polymers |
| US5102955A (en) † | 1989-12-29 | 1992-04-07 | Mobil Oil Corporation | Broad distribution, high molecular weight low density polyethylene and method of making thereof |
| JP3045548B2 (ja) † | 1990-12-28 | 2000-05-29 | 日本石油化学株式会社 | ポリエチレン組成物 |
| FR2680792B1 (fr) † | 1991-08-30 | 1994-09-09 | Bp Chemicals Snc | Procede de fabrication d'un polymere de l'ethylene. |
| EP0580930B1 (en) † | 1992-07-31 | 1996-11-20 | Fina Research S.A. | Process for producing polyethylene having a broad molecular weight distribution |
-
1992
- 1992-11-27 GB GB929224876A patent/GB9224876D0/en active Pending
-
1993
- 1993-11-26 WO PCT/EP1993/003355 patent/WO1994012568A1/en active IP Right Grant
- 1993-11-26 DE DE69310206T patent/DE69310206T3/de not_active Expired - Fee Related
- 1993-11-26 ES ES94901920T patent/ES2100669T5/es not_active Expired - Lifetime
- 1993-11-26 CA CA 2150034 patent/CA2150034A1/en not_active Abandoned
- 1993-11-26 JP JP51278294A patent/JP3296820B2/ja not_active Expired - Fee Related
- 1993-11-26 EP EP94901920A patent/EP0672081B2/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150140304A1 (en) * | 2012-05-28 | 2015-05-21 | Dow Global Technologies Llc | Cast silage film with enhanced cling properties |
| CN110330581A (zh) * | 2014-02-11 | 2019-10-15 | 尤尼威蒂恩技术有限责任公司 | 制造聚烯烃产物 |
| CN110330581B (zh) * | 2014-02-11 | 2022-06-28 | 尤尼威蒂恩技术有限责任公司 | 制造聚烯烃产物 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0672081B2 (en) | 2002-09-04 |
| EP0672081B1 (en) | 1997-04-23 |
| EP0672081A1 (en) | 1995-09-20 |
| JPH08503515A (ja) | 1996-04-16 |
| GB9224876D0 (en) | 1993-01-13 |
| DE69310206T2 (de) | 1997-07-31 |
| ES2100669T3 (es) | 1997-06-16 |
| WO1994012568A1 (en) | 1994-06-09 |
| DE69310206T3 (de) | 2003-04-17 |
| ES2100669T5 (es) | 2003-01-16 |
| JP3296820B2 (ja) | 2002-07-02 |
| DE69310206D1 (de) | 1997-05-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0672081B2 (en) | Improved processing polyolefin blends | |
| EP0706448B1 (en) | High drawdown extrusion process | |
| CA2142733C (en) | Impact modification of thermoplastics | |
| CA2141093C (en) | Calenderable blends containing broad molecular weight distribution propylene polymer material | |
| EP2798003B1 (en) | Improved resin compositions for extrusion coating | |
| US5380803A (en) | Polyethylene blends | |
| EP0095253B1 (en) | Polyethylene blend and film | |
| US5189106A (en) | Polyethylene composition | |
| US5041491A (en) | Polypropylene with improved impact properties | |
| EP1937769B1 (en) | Composition | |
| AU762538B2 (en) | Crystalline propylene copolymer compositions having improved sealability and optical properties and reduced solubility | |
| HU218740B (hu) | Kábelköpeny készítmény | |
| CA2459938A1 (en) | Crystalline propylene copolymer compositions having improved sealability and optical properties and reduced solubility | |
| JP2004502852A (ja) | エチレンインターポリマーブレンド | |
| US5210142A (en) | Reduction of melt fracture in linear polyethylene | |
| JP2006241451A (ja) | ポリエチレン組成物 | |
| US20030030174A1 (en) | Linear high density polyethylene resins and films, methods and systems for making same | |
| AU653478B2 (en) | A process for melt blending high molecular weight ethylene polymer and low molecular weight ethylene polymer | |
| CA2336816A1 (en) | Polyethylene compositions having improved optical and mechanical properties and improved processability in the melted state | |
| EP0946666B1 (en) | Homogeneously branched ethylene/alpha-olefin interpolymer compositions for use in gasket applications | |
| EP0100689A1 (fr) | Compositions de polymères d'éthylène et application à la fabrication de films | |
| EP1275664A1 (en) | Linear high density polyethylene resins and films, methods and systems for making same | |
| CA2297810A1 (fr) | Composition comprenant plastomere metallocene de densite inferieure a 0.900 et copolymere ethylene/(meth)acrylate d'alkyle | |
| EP0456406A2 (en) | Improved polypropylene process | |
| JPH07188479A (ja) | 押出成形用樹脂組成物 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Dead |